MAPT and Alzheimer disease: PET imaging analysis on AD patients with psychosis exhibited increases in tau pathology in occipital, frontal, and medial temporal cortexes compared to AD patients without psychotic symptoms (a cross‐sectional study on 67 AD patients, mean age: 79.2, female: 40.2%, MMSE score: 20.9, AD confirmation: NIA‐AA) (Gomar et al.